The Scale of Homeschooling in the US
Homeschooling has grown dramatically over the past decade. The National Center for Education Statistics estimated approximately 3.3 million homeschooled students in the US in 2023 — roughly 6% of the school-age population, up from 1.7% in 1999. The COVID-19 pandemic accelerated this trend, as many families who began homeschooling during school closures chose to continue.
The homeschooling population is diverse: religious families, families with children who have learning differences poorly served by schools, families in rural areas with poor local school options, families with high-achieving students seeking more accelerated pacing, and families with concerns about school safety or academic quality.
The Research Problem: Selection Bias
Honest evaluation of homeschooling research requires confronting a severe selection bias problem. Families who choose to homeschool are not a random sample — they are more likely to be:
- Higher-income (one parent typically not working full-time)
- More highly educated
- More religiously motivated
- More academically motivated as a general orientation
Comparing homeschool outcomes to public school outcomes without controlling for these factors is comparing apples and oranges. Almost all published homeschooling research fails to control adequately for these selection effects, making strong causal claims about homeschool "superiority" or "inferiority" unsupported by the existing evidence base.
Academic Outcomes: What Studies Show
Raw comparison studies consistently find homeschooled students scoring higher on standardized achievement tests — often 15–30 percentile points above public school averages. However:
- These studies typically rely on voluntary participation, selecting for families who are confident enough in their outcomes to allow testing
- The most rigorous controlled studies find the homeschool advantage shrinks substantially when family education and income are controlled
- There is enormous variation within homeschooling: structured, parent-led academic programs produce different outcomes than unschooling approaches; religiously-focused curricula produce different academic skill profiles than secular ones
College Outcomes
College admission for homeschoolers has become significantly easier as admissions offices have developed experience evaluating non-traditional transcripts. Research on college outcomes for homeschooled students:
- Homeschooled students who apply to college have above-average GPAs and graduation rates — but this group is heavily self-selected (academically motivated families who homeschooled for academic reasons)
- Homeschooled students who were homeschooled primarily for religious reasons show lower college completion rates than public school peers, even after controlling for income
- Homeschooled students generally report strong academic preparation for college coursework but sometimes report initial difficulty with the social and administrative aspects of college
Social and Developmental Outcomes
The most common concern parents raise about homeschooling is socialization. Research findings:
- Studies of social development show homeschooled students generally perform comparably to or better than public school peers on measures of social maturity and self-concept
- However, these studies again suffer from selection bias (motivated, well-resourced homeschooling families)
- Homeschooled students who are isolated from peer groups (limited co-ops, sports, church groups, or community activities) show worse social outcomes
- Socialization quality depends heavily on family investment in building community connections outside the home
Child Protection Concerns: A Real Risk
This section is uncomfortable but necessary. In every state except a handful, homeschooling families are subject to minimal oversight — no required assessment, no required check-ins with state authorities. Child abuse advocates have documented numerous cases where homeschooling was used to isolate children from the mandatory reporters (teachers) who might have intervened.
This is not a reason most families should avoid homeschooling — the vast majority of homeschooling families are deeply invested in their children's wellbeing. It is a reason the policy framework around homeschooling oversight deserves honest discussion.
Making the Comparison Fair
The right comparison isn't "homeschooling vs. average public school." It's "homeschooling vs. the specific public school your child would attend." A highly engaged family providing a rigorous, individualized education will likely outperform a mediocre public school. The same family may or may not outperform an excellent public school with strong teachers, programs, and peer environment.
Before choosing homeschooling over public school, use MySchoolPeek to genuinely evaluate the quality of your local public school options — including charters and magnets — rather than comparing against an average that may not represent your local reality.